{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical"], "input": "Even in Mdr1a - , Bcrp - , and Mrp2 - knockout rats , LY2090314 metabolites did not appear in circulation , and their urinary excretion was not enhanced , because the hypothesized impaired biliary excretion of metabolites in the absence of these canalicular transporters was not observed ."}
{"Chemical": ["LY2090314"]}